/* ===== Reset & base ===== */
*, *::before, *::after { box-sizing: border-box; }
html, body, h1, h2, h3, h4, p, ul, ol, figure { margin: 0; padding: 0; }
ul { list-style: none; }
a { text-decoration: none; color: inherit; cursor: pointer; }
img { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font: inherit; }

:root {
  --color-primary: #022f72;
  --color-primary-alt: #0060af;
  --color-primary-rgb: 2, 47, 114;
  --color-primary-alt-rgb: 0, 96, 175;
  --color-accent: #4b7bc2;
  --color-accent-light: #5890e5;
  --color-gold: #ebb86b;
  --color-gold-light: #ddc194;
  --color-brand-orange: #c2540c;
  --color-bg: #ffffff;
  --color-bg-alt: #f5f7fa;
  --color-border: #e5e5e5;
  --color-text: #1a1a1a;
  --color-text-muted: #5c6370;

  --font-base: "Be Vietnam Pro", "Inter", -apple-system, sans-serif;
  --container-w: 1200px;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-pill: 999px;
  --shadow-card: 0 10px 30px rgba(2, 47, 114, 0.08);
  --shadow-card-hover: 0 16px 40px rgba(2, 47, 114, 0.14);
  --header-h: 62px;
}

html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }

body {
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 { font-weight: 800; line-height: 1.25; color: var(--color-primary); }

.eyebrow {
  display: inline-block;
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(75, 123, 194, 0.1);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
}
.eyebrow-plain {
  background: none;
  padding: 0;
  font-size: clamp(0.78rem, 2.4vw, 1.46rem);
  color: var(--color-primary);
  display: block;
  text-align: center;
  white-space: nowrap;
}
.eyebrow-highlight {
  color: var(--color-brand-orange);
  font-weight: 800;
}

.section { padding: 88px 0; }
.section-alt { background: var(--color-bg-alt); }
.section-head { max-width: 640px; margin: 0 auto 48px; text-align: center; }
.section-head h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); margin-bottom: 12px; }
.section-head p { color: var(--color-text-muted); font-size: 1.05rem; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.95rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(180deg, #f3d29b 0%, var(--color-gold) 100%);
  color: var(--color-primary);
  box-shadow: 0 4px 14px rgba(194, 84, 12, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.45);
}
.btn-primary:hover {
  background: linear-gradient(180deg, var(--color-gold) 0%, #dda658 100%);
  transform: translateY(-2px);
  box-shadow: 0 10px 22px rgba(194, 84, 12, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.45);
}
.btn-secondary {
  background: #ffffff;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn-secondary:hover { background: var(--color-primary); color: #fff; transform: translateY(-2px); }
.btn-flat-blue {
  background: var(--color-primary-alt);
  color: #fff;
}
.btn-flat-blue:hover { background: var(--color-primary); transform: translateY(-2px); }
.btn-login:hover {
  background: rgba(var(--color-primary-rgb), 0.08);
  border-color: var(--color-accent-light);
  color: var(--color-primary);
  transform: translateY(-2px);
}
.login-widget { position: relative; }
.login-dropdown {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 200px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-card-hover);
  padding: 14px;
  z-index: 60;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
}
.login-widget.is-open .login-dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}
.login-dropdown-name {
  font-weight: 700;
  color: var(--color-primary);
  font-size: 14px;
  margin-bottom: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
  word-break: break-word;
}
.login-dropdown-admin-link {
  display: none;
  box-sizing: border-box;
  width: 100%;
  padding: 9px 12px;
  margin-bottom: 8px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--color-accent-light);
  background: #fff;
  color: var(--color-primary);
  font-weight: 700;
  font-size: 13px;
  text-align: center;
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}
.login-dropdown-admin-link:hover { background: var(--color-primary); color: #fff; }
.login-dropdown-admin-link.is-visible { display: block; }
.login-dropdown-logout {
  width: 100%;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  border: 1.5px solid #c0392b;
  background: #fff;
  color: #c0392b;
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}
.login-dropdown-logout:hover { background: #c0392b; color: #fff; }
.btn-outline-light {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.6);
}
.btn-outline-light:hover { background: #fff; color: var(--color-primary); }
.btn-block { width: 100%; }
.btn-sm { padding: 9px 18px; font-size: 0.85rem; gap: 6px; }
.btn-sm svg { width: 15px; height: 15px; flex: none; }

/* ===== Scroll reveal ===== */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }
[data-reveal-group] > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
[data-reveal-group].is-visible > * { opacity: 1; transform: translateY(0); }
[data-reveal-group].is-visible > *:nth-child(1) { transition-delay: 0.05s; }
[data-reveal-group].is-visible > *:nth-child(2) { transition-delay: 0.15s; }
[data-reveal-group].is-visible > *:nth-child(3) { transition-delay: 0.25s; }
[data-reveal-group].is-visible > *:nth-child(4) { transition-delay: 0.35s; }
[data-reveal-group].is-visible > *:nth-child(5) { transition-delay: 0.45s; }
[data-reveal-group].is-visible > *:nth-child(6) { transition-delay: 0.55s; }

@media (prefers-reduced-motion: reduce) {
  [data-reveal], [data-reveal-group] > * {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* ===== Header ===== */
#site-header { position: sticky; top: 0; z-index: 1000; }
.site-header {
  background: #ffffff;
  border-bottom: 1px solid var(--color-border);
  height: var(--header-h);
  display: flex;
  align-items: center;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }

.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; color: var(--color-primary); white-space: nowrap; flex: none; }
.logo-mark {
  width: 38px; height: 38px;
  object-fit: contain;
  flex: none;
}
.logo-text { font-size: 0.95rem; white-space: nowrap; }
.logo-text strong { color: var(--color-brand-orange); }

.nav > ul { display: flex; align-items: center; gap: 20px; }
.nav > ul > li { position: relative; display: flex; align-items: center; }
.dropdown { display: block; }
.nav-link { cursor: pointer; }
.nav a, .nav-link {
  font-weight: 600; font-size: 0.82rem; color: var(--color-text);
  display: flex; align-items: center; gap: 6px;
  white-space: nowrap;
  text-transform: uppercase; letter-spacing: 0.03em;
  transition: color 0.2s ease;
}
.nav a:hover { color: var(--color-accent-light); }
.badge-soon {
  font-size: 0.65rem; font-weight: 700; text-transform: uppercase;
  background: var(--color-gold-light); color: var(--color-primary);
  padding: 2px 8px; border-radius: var(--radius-pill);
}

.nav-item-row { display: flex; align-items: center; }
.nav > ul > li > .nav-item-row > .nav-link,
.nav > ul > li > a {
  position: relative;
  padding-bottom: 6px;
}
.nav > ul > li > .nav-item-row > .nav-link::after,
.nav > ul > li > a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: var(--color-brand-orange);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}
.nav > ul > li:hover > .nav-item-row > .nav-link::after,
.nav > ul > li > a:hover::after,
.nav > ul > li.is-open > .nav-item-row > .nav-link::after {
  transform: scaleX(1);
}

.caret { font-size: 1.02rem; line-height: 1; transition: transform 0.2s ease; }
.nav li.has-dropdown:hover .caret,
.nav li.has-dropdown.is-open .caret { transform: rotate(180deg); }

.dropdown-toggle { display: none; }

.dropdown {
  position: absolute; top: 100%; left: 0; margin-top: 10px;
  min-width: 260px; background: #fff; border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); box-shadow: var(--shadow-card-hover);
  padding: 8px; z-index: 1100;
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
}
.nav li.has-dropdown:hover > .dropdown,
.nav li.has-dropdown.is-open > .dropdown {
  opacity: 1; visibility: visible; transform: translateY(0);
}
.dropdown a {
  position: relative;
  text-transform: none; letter-spacing: normal; font-weight: 500; font-size: 0.88rem;
  padding: 10px 12px; border-radius: 6px; display: block; width: 100%;
}
.dropdown a::after {
  content: "";
  position: absolute;
  left: 12px; right: 12px; bottom: 4px;
  height: 2px;
  background: var(--color-brand-orange);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}
.dropdown a:hover { color: var(--color-accent-light); }
.dropdown a:hover::after { transform: scaleX(1); }

.header-actions { display: flex; align-items: center; gap: 18px; }
.header-actions .btn-primary, .header-actions .btn-login { padding: 6px 14px; font-size: 0.78rem; }
.btn-login-label { max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lang-switch { display: flex; align-items: center; gap: 6px; font-weight: 700; font-size: 0.85rem; color: var(--color-text-muted); }
.lang-switch a { padding: 2px 4px; }
.lang-switch .lang-active { color: var(--color-primary); border-bottom: 2px solid var(--color-gold); }

.hamburger { display: none; flex-direction: column; gap: 5px; width: 28px; }
.hamburger span { display: block; height: 2px; width: 100%; background: var(--color-primary); transition: transform 0.25s ease, opacity 0.25s ease; }
.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Hero ===== */
.hero {
  background: radial-gradient(circle at 100% 0%, rgba(88,144,229,0.12), transparent 55%), var(--color-bg);
  padding: 18px 0 40px;
  overflow: hidden;
  position: relative;
}
.hero > .container { position: relative; z-index: 1; }
.hero-shapes { position: absolute; inset: 0; z-index: 0; overflow: hidden; }
.hero-shape { position: absolute; pointer-events: none; will-change: transform; }

.hero-shape-1 {
  top: -10px; left: 4%; width: 60px; height: 60px;
  border-radius: 50%; border: 3px solid rgba(88,144,229,0.35);
  background: rgba(88,144,229,0.06);
  animation: hero-float-a 21s ease-in-out infinite;
}
.hero-shape-2 {
  top: 22%; right: 6%; width: 46px; height: 46px;
  border-radius: 14px; border: 3px solid rgba(235,184,107,0.4);
  background: rgba(235,184,107,0.08);
  transform: rotate(18deg);
  animation: hero-float-b 26s ease-in-out infinite; animation-delay: 2.5s;
}
.hero-shape-3 {
  bottom: 10%; left: 10%; width: 54px; height: 54px;
  background: rgba(2,47,114,0.08); border: 2px solid rgba(2,47,114,0.18);
  clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
  animation: hero-float-c 24s ease-in-out infinite; animation-delay: 1s;
}
.hero-shape-4 {
  bottom: 14%; right: 12%; width: 50px; height: 50px;
  background: rgba(75,123,194,0.1); border: 2px solid rgba(75,123,194,0.3);
  clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
  animation: hero-float-d 18s ease-in-out infinite; animation-delay: 4s;
}
.hero-shape-ring {
  top: 38%; right: 22%; width: 42px; height: 42px;
  border-radius: 50%; border: 2px dashed rgba(235,184,107,0.45);
  animation: hero-spin 42s linear infinite;
}
.hero-shape-5 {
  top: 8%; left: 32%; width: 28px; height: 28px;
  border-radius: 50%; background: rgba(75,123,194,0.22);
  animation: hero-float-b 20s ease-in-out infinite; animation-delay: 3s;
}
.hero-shape-6 {
  top: 55%; left: 3%; width: 40px; height: 40px;
  border-radius: 10px; border: 2px solid rgba(2,47,114,0.22);
  background: rgba(2,47,114,0.06);
  transform: rotate(30deg);
  animation: hero-float-c 22s ease-in-out infinite; animation-delay: 5s;
}
.hero-shape-7 {
  top: 12%; right: 26%; width: 46px; height: 46px;
  background: rgba(235,184,107,0.1); border: 2px solid rgba(235,184,107,0.3);
  clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
  animation: hero-float-a 19s ease-in-out infinite; animation-delay: 6s;
}
.hero-shape-8 {
  bottom: 4%; left: 42%; width: 36px; height: 36px;
  background: rgba(88,144,229,0.1); border: 2px solid rgba(88,144,229,0.3);
  clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
  animation: hero-float-d 25s ease-in-out infinite; animation-delay: 2s;
}
@keyframes hero-float-a { 0%, 100% { transform: translate(0,0) rotate(0deg); } 50% { transform: translate(90px, 65px) rotate(20deg); } }
@keyframes hero-float-b { 0%, 100% { transform: translate(0,0) rotate(18deg); } 50% { transform: translate(-80px, 75px) rotate(52deg); } }
@keyframes hero-float-c { 0%, 100% { transform: translate(0,0) rotate(0deg); } 50% { transform: translate(70px, -80px) rotate(-25deg); } }
@keyframes hero-float-d { 0%, 100% { transform: translate(0,0) rotate(0deg); } 50% { transform: translate(-65px, -60px) rotate(30deg); } }
@keyframes hero-spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
  .hero-shape { animation: none; }
}
.hero-grid { display: grid; grid-template-columns: 1.3fr 0.7fr; gap: 40px; align-items: center; }
.hero-copy h1 { font-size: clamp(1.58rem, 3vw, 2.55rem); margin-bottom: 20px; }
.hero-copy h1 span { color: var(--color-accent-light); }
.hero-copy > p { font-size: 1.1rem; color: var(--color-text-muted); margin-bottom: 28px; max-width: 100%; }
.hero-checklist { display: flex; flex-direction: column; gap: 14px; margin-bottom: 32px; }
.hero-checklist li { display: flex; align-items: flex-start; gap: 12px; font-weight: 600; }
.hero-checklist .check {
  flex: none; width: 26px; height: 26px; border-radius: 50%;
  background: var(--color-gold); color: var(--color-primary);
  display: flex; align-items: center; justify-content: center; font-size: 0.95rem; font-weight: 800;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-form-card {
  background: linear-gradient(160deg, rgba(var(--color-primary-rgb), 0.82), rgba(var(--color-primary-alt-rgb), 0.82));
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-md);
  padding: 36px;
  color: #fff;
  box-shadow: var(--shadow-card-hover);
}
.hero-form-card h3 { color: #fff; font-size: 1.3rem; margin-bottom: 6px; }
.hero-form-card p { color: rgba(255,255,255,0.75); font-size: 0.9rem; margin-bottom: 22px; }
.form-field { margin-bottom: 14px; }
.form-field label { display: block; font-size: 0.82rem; font-weight: 600; margin-bottom: 6px; color: rgba(255,255,255,0.9); }
.form-field input, .form-field select {
  width: 100%; padding: 12px 14px; border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.4); background: rgba(255,255,255,0.92); color: var(--color-text);
}
.form-field input::placeholder { color: rgba(26,26,26,0.45); }
.form-field select option { color: #1a1a1a; }
.form-field .field-error {
  display: none; margin-top: 6px; font-size: 0.78rem; font-weight: 600; color: #ffd7d7;
}
.form-field .field-error.is-visible { display: block; }
.form-field input.is-invalid { border-color: #ff8a8a; background: rgba(255, 220, 220, 0.95); }
.form-note { font-size: 0.75rem; color: rgba(255,255,255,0.6); margin-top: 12px; text-align: center; }
.form-success {
  display: none; background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.3);
  border-radius: var(--radius-sm); padding: 14px; font-size: 0.88rem; margin-top: 14px; text-align: center;
}
.form-success.is-active { display: block; }

/* ===== Why us ===== */
.why-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 56px; align-items: center; }
.why-visual {
  aspect-ratio: 4/3; border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.why-visual img { width: 100%; height: 100%; object-fit: cover; }
.why-list { display: flex; flex-direction: column; gap: 20px; }
.why-list li { display: flex; gap: 16px; align-items: flex-start; }
.why-icon {
  flex: none; width: 46px; height: 46px; border-radius: var(--radius-sm);
  background: rgba(75,123,194,0.12); color: var(--color-accent);
  display: flex; align-items: center; justify-content: center; font-size: 1.3rem;
}
.why-list h4 { font-size: 1.05rem; margin-bottom: 4px; }
.why-list p { color: var(--color-text-muted); font-size: 0.92rem; }

.vb2-intro { line-height: 1.9; }
.vb2-cta-row { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; margin-top: 18px; }
.vb2-cta-buttons { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.vb2-banner {
  background: var(--color-bg-alt); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); box-shadow: var(--shadow-card);
  padding: 32px; margin: 20px 0 40px;
}
.aptis-banner {
  background: linear-gradient(160deg, rgba(88, 144, 229, 0.12) 0%, rgba(255, 255, 255, 0) 45%, rgba(235, 184, 107, 0.14) 100%), var(--color-bg-alt);
  margin-top: 0;
  position: relative;
}
.gi-orbit-badge {
  position: absolute; top: 14px; right: 14px;
  width: 140px; height: 140px;
  pointer-events: none;
}
.gi-orbit-ring { width: 100%; height: 100%; animation: gi-orbit-spin 22s linear infinite; }
.gi-orbit-text { font-family: 'Be Vietnam Pro', sans-serif; font-weight: 700; font-size: 9px; fill: var(--color-primary); }
.gi-orbit-star { fill: #e11d2e; }
.gi-orbit-logo {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 92px; height: 92px; object-fit: contain;
}
@keyframes gi-orbit-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@media (prefers-reduced-motion: reduce) {
  .gi-orbit-ring { animation: none; }
}
.vb2-visual { border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-card); }
.vb2-visual img { width: 100%; height: auto; display: block; }
#tuyen-sinh-vstep-vept {
  background: url('../../imgs/bg1.jpg') no-repeat center center / cover;
}
#tuyen-sinh-thac-si-qlgd {
  padding-top: 24px; position: relative; overflow: hidden;
}
#tuyen-sinh-thac-si-qlgd > .container { position: relative; z-index: 1; }
.thacsi-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.thacsi-blob { position: absolute; border-radius: 50%; }
.thacsi-blob-1 {
  top: -90px; left: -110px; width: 380px; height: 380px;
  background: radial-gradient(circle, rgba(88,144,229,0.18), rgba(88,144,229,0) 70%);
}
.thacsi-blob-2 {
  bottom: -110px; right: -90px; width: 340px; height: 340px;
  background: radial-gradient(circle, rgba(235,184,107,0.2), rgba(235,184,107,0) 70%);
}
.thacsi-rings { position: absolute; top: 6px; right: 8%; width: 180px; height: 126px; color: var(--color-accent-light); opacity: 0.4; }
@media (max-width: 768px) {
  .thacsi-rings { display: none; }
}
.thacsi-grid { align-items: start; grid-template-columns: 1.3fr 0.7fr; }
.thacsi-grid h2 { line-height: 1.4; margin-bottom: 0; }
.thacsi-heading-rule { margin: 14px 0 20px; }
.thacsi-heading-rule .rule-bar { display: block; width: 70px; height: 5px; border-radius: 3px; }
.thacsi-heading-rule .rule-bar-blue { background: var(--color-primary-alt); margin-bottom: 6px; }
.thacsi-heading-rule .rule-bar-red { background: #e11d2e; margin-left: 28px; }
.thacsi-visual { display: flex; justify-content: flex-end; }
.thacsi-visual img { width: 100%; max-width: 340px; height: auto; display: block; }
.thacsi-intro { line-height: 1.9; margin-bottom: 24px; }
.thacsi-grid .why-list li { border-bottom: 1px solid var(--color-border); padding-bottom: 16px; }
.thacsi-grid .why-list li:last-child { border-bottom: none; padding-bottom: 0; }
@media (max-width: 1024px) {
  .thacsi-visual img { max-width: 300px; margin: 0 auto; }
}

.aptis-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 40px; align-items: end; }
.aptis-highlight { font-family: 'Archivo Black', sans-serif; color: #e11d2e; letter-spacing: 0.01em; }
.aptis-info-grid { list-style: none; padding: 0; margin: 28px 0; display: flex; flex-direction: column; gap: 16px; }
.aptis-info-grid li { display: flex; gap: 14px; align-items: center; }
.aptis-info-grid p { font-weight: 600; color: var(--color-text); font-size: 0.98rem; }
.aptis-icon {
  flex: none; width: 46px; height: 46px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff; box-shadow: var(--shadow-card);
}
.aptis-icon svg { width: 24px; height: 24px; }
.aptis-icon-blue { background: var(--color-accent-light); }
.aptis-icon-teal { background: #1fb6a6; }
.aptis-icon-gold { background: var(--color-gold); }
.aptis-icon-purple { background: #8b6fd6; }
.aptis-icon-green { background: #47b57a; }
.aptis-icon-navy { background: var(--color-primary); }
.aptis-visual { display: flex; justify-content: center; }
.aptis-visual img { width: 100%; max-width: 320px; height: auto; display: block; }
.vb2-info-grid {
  list-style: none; padding: 0; margin: 32px 0 0;
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px 40px;
}
.vb2-info-grid li { display: flex; gap: 16px; align-items: flex-start; }
.vb2-info-grid h4 { font-size: 1.02rem; margin-bottom: 4px; }
.vb2-info-grid p { color: var(--color-text-muted); font-size: 0.92rem; }

/* ===== Chương trình phối hợp: ôn và thi năng lực số ===== */
.nls-banner {
  display: block; text-decoration: none; color: inherit;
  margin: 0 0 40px;
  background: linear-gradient(150deg, rgba(88, 144, 229, 0.14) 0%, rgba(255, 255, 255, 0) 55%, rgba(31, 182, 166, 0.13) 100%), var(--color-bg-alt);
  transition: opacity 0.6s ease-out, transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.nls-banner:hover, .nls-banner:focus-visible {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--color-accent-light);
}
.nls-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 40px; align-items: center; }
.nls-visual { display: flex; flex-direction: column; gap: 18px; }
.nls-photo {
  aspect-ratio: 4/3; border-radius: var(--radius-md); overflow: hidden;
  background: #fff; box-shadow: var(--shadow-card);
}
.nls-photo img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.5s ease; }
.nls-banner:hover .nls-photo img, .nls-banner:focus-visible .nls-photo img { transform: scale(1.05); }
.nls-logos {
  display: flex; align-items: center; justify-content: center; gap: 16px;
  background: #fff; border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); padding: 12px 18px;
}
.nls-logos img { height: 54px; width: auto; object-fit: contain; display: block; }
/* Logo GK gốc chỉ 80x53px - giới hạn chiều cao để không bị phóng to vỡ nét */
.nls-logo-gk { max-height: 46px; }
.nls-logo-x { color: var(--color-text-muted); font-size: 1.15rem; font-weight: 600; }
.nls-body h2 { line-height: 1.35; margin-bottom: 14px; }
.nls-intro { line-height: 1.85; color: var(--color-text-muted); margin-bottom: 18px; }
.nls-points { list-style: none; padding: 0; margin: 0 0 22px; display: flex; flex-direction: column; gap: 12px; }
.nls-points li { display: flex; gap: 12px; align-items: center; font-size: 0.96rem; font-weight: 500; }
.nls-points .aptis-icon { width: 38px; height: 38px; }
.nls-points .aptis-icon svg { width: 20px; height: 20px; }
.nls-cta {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--color-accent-light); font-weight: 700;
}
.nls-cta svg { width: 18px; height: 18px; transition: transform 0.3s ease; }
.nls-banner:hover .nls-cta svg, .nls-banner:focus-visible .nls-cta svg { transform: translateX(5px); }
@media (max-width: 900px) {
  .nls-grid { grid-template-columns: 1fr; gap: 28px; }
  .nls-logos img { height: 46px; }
}
@media (prefers-reduced-motion: reduce) {
  .nls-banner, .nls-photo img, .nls-cta svg { transition: none; }
  .nls-banner:hover, .nls-banner:focus-visible { transform: none; }
  .nls-banner:hover .nls-photo img, .nls-banner:focus-visible .nls-photo img { transform: none; }
  .nls-banner:hover .nls-cta svg, .nls-banner:focus-visible .nls-cta svg { transform: none; }
}

/* Trang chi tiết giải pháp công nghệ - chuyển đổi số (chuyen-doi-so-gk/) */
.nls-page-hero { background: linear-gradient(160deg, rgba(88,144,229,0.16), rgba(31,182,166,0.12)); }
.nls-page-logos { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; margin-bottom: 22px; }
.nls-page-logos img { height: 66px; width: auto; object-fit: contain; }
.nls-page-logos .nls-logo-gk { height: 53px; max-height: 53px; }
.nls-page-logos span { color: var(--color-text-muted); font-weight: 600; }
.tbts-content .nls-domains {
  list-style: none; padding: 0; margin: 0 0 20px;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px;
}
.tbts-content .nls-domains li {
  display: flex; gap: 14px; align-items: flex-start; list-style: none;
  background: #fff; border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); padding: 18px;
}
.tbts-content .nls-domains h3 { margin: 0 0 4px; }
.nls-domain-no {
  flex: none; width: 34px; height: 34px; border-radius: 50%;
  background: var(--color-primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.92rem;
}
.nls-domain-no svg { width: 18px; height: 18px; }
.nls-domains h3 { font-size: 1rem; margin-bottom: 4px; }
.nls-domains p { color: var(--color-text-muted); font-size: 0.9rem; margin: 0; }

/* ===== Thông báo tuyển sinh (thẻ ảnh tròn + tiêu đề đóng khung) ===== */
.tbts-banner { padding: 28px; }
.tbts-grid { gap: 32px 24px; }
.tbts-card {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: 20px; height: 100%; color: inherit; text-decoration: none;
}
.tbts-photo {
  flex: none; width: 200px; max-width: 100%; aspect-ratio: 1;
  border-radius: 50%; overflow: hidden;
  box-shadow: 0 8px 22px rgba(2, 47, 114, 0.18);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.tbts-photo img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.5s ease; }
.tbts-card:hover .tbts-photo, .tbts-card:focus-visible .tbts-photo {
  transform: translateY(-6px); box-shadow: 0 14px 30px rgba(2, 47, 114, 0.28);
}
.tbts-card:hover .tbts-photo img, .tbts-card:focus-visible .tbts-photo img { transform: scale(1.09); }
@property --tbts-beam {
  syntax: "<angle>";
  inherits: false;
  initial-value: 0deg;
}
.tbts-title {
  --tbts-beam: 0deg;
  position: relative; margin-top: auto; padding: 13px 20px;
  background: transparent; border: none; border-radius: 8px;
  box-shadow: inset 0 0 0 1px var(--color-border);
  transition: box-shadow 0.3s ease;
}
.tbts-title::before {
  content: ""; position: absolute; inset: 0; z-index: 0;
  border-radius: inherit; padding: 2px; pointer-events: none;
  background: conic-gradient(from var(--tbts-beam) at 50% 50%,
    transparent 0deg 18deg,
    var(--color-accent-light) 42deg,
    transparent 66deg 198deg,
    var(--color-primary) 222deg,
    transparent 246deg 360deg);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  opacity: 0; transition: opacity 0.35s ease;
}
@keyframes tbts-beam-spin { to { --tbts-beam: 360deg; } }
.tbts-card:hover .tbts-title::before, .tbts-card:focus-visible .tbts-title::before {
  opacity: 1; animation: tbts-beam-spin 2.4s linear infinite;
}
.tbts-title h2 {
  position: relative; z-index: 1;
  font-size: 1rem; line-height: 1.5; margin: 0; font-weight: 700;
  color: var(--color-primary); transition: color 0.3s ease;
}
.tbts-card:hover .tbts-title h2, .tbts-card:focus-visible .tbts-title h2 { color: var(--color-accent-light); }
@media (max-width: 640px) {
  .tbts-photo { width: 170px; }
}
@media (prefers-reduced-motion: reduce) {
  .tbts-photo, .tbts-photo img, .tbts-title, .tbts-title h2, .tbts-title::before { transition: none; }
  .tbts-card:hover .tbts-photo { transform: none; }
  .tbts-card:hover .tbts-photo img { transform: none; }
  .tbts-card:hover .tbts-title::before, .tbts-card:focus-visible .tbts-title::before { animation: none; }
}

/* Trang chi tiết thông báo tuyển sinh (tuyen-sinh/*.php) */
.tbts-page { padding-top: 48px; }
.tbts-page-inner { max-width: 860px; }
.tbts-breadcrumb { font-size: 0.9rem; color: var(--color-text-muted); margin-bottom: 18px; }
.tbts-breadcrumb a { color: var(--color-accent-light); font-weight: 600; }
.tbts-breadcrumb span { margin: 0 6px; }
.tbts-page h1 { font-size: clamp(1.5rem, 3vw, 2.1rem); line-height: 1.4; }
.tbts-page-rule { margin: 16px 0 28px; }
.tbts-page-rule .rule-bar { display: block; width: 70px; height: 5px; border-radius: 3px; }
.tbts-page-rule .rule-bar-blue { background: var(--color-primary-alt); margin-bottom: 6px; }
.tbts-page-rule .rule-bar-red { background: #e11d2e; margin-left: 28px; }
.tbts-content { line-height: 1.9; }
.tbts-content h2 { font-size: 1.3rem; margin: 32px 0 12px; }
.tbts-content h3 { font-size: 1.1rem; margin: 24px 0 10px; }
.tbts-content p { margin-bottom: 16px; }
.tbts-content ul, .tbts-content ol { margin: 0 0 16px 22px; display: flex; flex-direction: column; gap: 8px; }
.tbts-content ul li { list-style: disc; }
.tbts-content ol li { list-style: decimal; }
.tbts-content img { border-radius: var(--radius-md); box-shadow: var(--shadow-card); margin: 12px 0 20px; }
.tbts-content table { width: 100%; border-collapse: collapse; margin-bottom: 20px; }
.tbts-content th, .tbts-content td { border: 1px solid var(--color-border); padding: 10px 14px; text-align: left; }
.tbts-content th { background: var(--color-bg-alt); }
.tbts-placeholder {
  background: var(--color-bg-alt); border: 1px dashed var(--color-border);
  border-radius: var(--radius-md); padding: 28px; text-align: center;
  color: var(--color-text-muted);
}
.tbts-page-cta { margin-top: 36px; }

/* Khối nội dung chi tiết trong trang thông báo */
.tbts-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 24px; }
.tbts-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 15px; border-radius: 999px; font-size: 0.85rem; font-weight: 600;
}
.tbts-badge-open { background: rgba(71, 181, 122, 0.15); color: #2f7d52; }
.tbts-badge-open::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: #47b57a; }
.tbts-badge-info { background: rgba(75, 123, 194, 0.15); color: var(--color-primary); }
.tbts-badge-deadline { background: rgba(225, 29, 46, 0.11); color: #b81726; }
.tbts-badge-deadline::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: #e11d2e; }

.tbts-dates {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin: 0 0 8px;
}
.tbts-date-card {
  display: flex; gap: 14px; align-items: center;
  background: linear-gradient(135deg, #eaf1fb 0%, #ffffff 100%);
  border: 1.5px solid rgba(2, 47, 114, 0.22);
  border-radius: var(--radius-sm); padding: 16px 18px;
}
.tbts-date-card .aptis-icon { width: 42px; height: 42px; }
.tbts-date-card .aptis-icon svg { width: 21px; height: 21px; }
.tbts-date-label {
  display: block; font-size: 0.78rem; font-weight: 600; letter-spacing: 0.04em;
  text-transform: uppercase; color: var(--color-text-muted); margin-bottom: 3px;
}
.tbts-date-value { font-size: 1.08rem; font-weight: 700; color: var(--color-primary); }

.tbts-note {
  display: flex; gap: 14px; align-items: flex-start;
  background: linear-gradient(135deg, #eaf1fb 0%, #f8fbfe 100%);
  border: 1px solid rgba(2, 47, 114, 0.18);
  border-radius: var(--radius-sm); padding: 16px 20px; margin-top: 20px;
}
.tbts-note svg { width: 22px; height: 22px; flex: none; color: var(--color-primary); margin-top: 1px; }
.tbts-note p { margin: 0; font-size: 0.96rem; }

.tbts-figure { margin: 0 0 30px; }
.tbts-figure img {
  width: 100%; max-width: 620px; margin: 0 auto; display: block;
  border-radius: var(--radius-md); box-shadow: var(--shadow-card);
}
.tbts-figure-portrait img { max-width: 420px; transition: transform 0.3s ease, box-shadow 0.3s ease; }
.tbts-figure a:hover img { transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
.tbts-figure figcaption {
  margin-top: 12px; text-align: center; font-size: 0.86rem;
  color: var(--color-text-muted); font-style: italic; line-height: 1.6;
}

.tbts-lead {
  font-size: 1.06rem; line-height: 1.95;
  border-left: 4px solid var(--color-accent-light);
  padding-left: 20px;
}

.tbts-content .tbts-facts {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px;
}
.tbts-content .tbts-facts li {
  list-style: none; display: flex; gap: 14px; align-items: center;
  background: var(--color-bg-alt); border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); padding: 16px 18px;
}
.tbts-content .tbts-facts li.tbts-fact-wide { grid-column: 1 / -1; }
.tbts-facts .aptis-icon { width: 42px; height: 42px; }
.tbts-facts .aptis-icon svg { width: 21px; height: 21px; }
.tbts-fact-label {
  display: block; font-size: 0.78rem; font-weight: 600; letter-spacing: 0.04em;
  text-transform: uppercase; color: var(--color-text-muted); margin-bottom: 3px;
}
.tbts-facts strong { font-size: 0.97rem; color: var(--color-text); line-height: 1.45; font-weight: 600; }

.tbts-content .tbts-docs {
  counter-reset: tbts-doc; list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px;
}
.tbts-content .tbts-docs li {
  counter-increment: tbts-doc; list-style: none; position: relative;
  padding: 15px 18px 15px 54px; font-weight: 500;
  background: var(--color-bg); border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent-light); border-radius: var(--radius-sm);
}
.tbts-content .tbts-docs li::before {
  content: counter(tbts-doc); position: absolute; left: 16px; top: 50%; transform: translateY(-50%);
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--color-primary); color: #fff;
  font-size: 0.8rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}

.tbts-content .tbts-docs-single { grid-template-columns: 1fr; }
.tbts-content .tbts-docs .tbts-doc-note {
  display: block; margin-top: 5px; font-size: 0.88rem; font-weight: 400;
  color: var(--color-text-muted); line-height: 1.6;
}
.tbts-content .tbts-docs a {
  color: var(--color-accent-light); font-weight: 700;
  text-decoration: underline; text-underline-offset: 3px;
  display: inline-flex; align-items: center; gap: 5px;
  transition: color 0.3s ease;
}
.tbts-content .tbts-docs a:hover { color: var(--color-primary); }
.tbts-content .tbts-docs a svg { width: 14px; height: 14px; flex: none; }

.tbts-contact {
  background: linear-gradient(135deg, #eaf1fb 0%, #f6f9fc 55%, #ffffff 100%);
  border: 1.5px solid rgba(2, 47, 114, 0.25);
  border-radius: var(--radius-md);
  padding: 28px 32px;
}
.tbts-content .tbts-contact h2 { margin-top: 0; }
.tbts-contact p { color: var(--color-text-muted); margin-bottom: 20px; }
.tbts-contact-rows { display: flex; flex-wrap: wrap; gap: 16px 40px; }
.tbts-contact-rows a {
  display: inline-flex; align-items: center; gap: 12px;
  color: var(--color-primary); font-weight: 700; font-size: 1.05rem;
  text-decoration: none; transition: color 0.3s ease;
}
.tbts-contact-rows a:hover { color: var(--color-accent-light); }
.tbts-contact-ico {
  flex: none; width: 38px; height: 38px; border-radius: 50%;
  background: rgba(75, 123, 194, 0.14); color: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
  transition: background 0.3s ease, color 0.3s ease;
}
.tbts-contact-ico svg { width: 19px; height: 19px; }
.tbts-contact-rows a:hover .tbts-contact-ico { background: var(--color-primary); color: #fff; }
.tbts-contact-note {
  font-size: 0.88rem; color: var(--color-text-muted);
  margin: 20px 0 0; padding-top: 16px; border-top: 1px solid rgba(2, 47, 114, 0.14);
}
@media (prefers-reduced-motion: reduce) {
  .tbts-contact-rows a, .tbts-contact-ico, .tbts-content .tbts-docs a { transition: none; }
}

@media (max-width: 640px) {
  .tbts-content .tbts-facts, .tbts-content .tbts-docs { grid-template-columns: 1fr; }
  .tbts-contact { padding: 24px 20px; }
}

/* ===== Program / course cards ===== */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.program-card {
  background: rgba(75, 123, 194, 0.16); border: 1px solid rgba(75, 123, 194, 0.32); border-radius: var(--radius-md);
  padding: 32px 28px; box-shadow: var(--shadow-card); transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex; flex-direction: column; height: 100%;
}
.program-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card-hover); }
.program-card .program-icon {
  width: 52px; height: 52px; border-radius: var(--radius-sm); margin-bottom: 18px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent-light));
  color: #fff; display: flex; align-items: center; justify-content: center; font-size: 1.4rem;
}
.program-card .program-icon svg { width: 26px; height: 26px; }
.program-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.program-card ul { margin: 14px 0 20px; display: flex; flex-direction: column; gap: 8px; }
.program-card ul li { font-size: 0.9rem; color: var(--color-text-muted); padding-left: 18px; position: relative; }
.program-card ul li::before { content: "\2713"; position: absolute; left: 0; color: var(--color-accent-light); font-weight: 700; }
.program-card .card-link { margin-top: auto; font-weight: 700; color: var(--color-accent); }

/* ===== Philosophy ===== */
.philosophy-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-bottom: 56px; }
.philosophy-card {
  text-align: center; padding: 36px 24px; border-radius: var(--radius-md);
  background: var(--color-bg-alt); border: 1px solid var(--color-border);
}
.philosophy-card .letter-row {
  display: flex; align-items: center; justify-content: center; gap: 10px; margin-bottom: 18px;
}
.philosophy-card .letter-row svg { width: 34px; height: 34px; color: var(--color-brand-orange); flex: none; }
.philosophy-card .letter-word {
  font-size: 1.5rem; font-weight: 800; color: var(--color-primary); letter-spacing: 0.02em;
}
.philosophy-card h4 { font-size: 1.1rem; margin-bottom: 8px; }
.philosophy-card p { color: var(--color-text-muted); font-size: 0.9rem; }

.director-card {
  display: grid; grid-template-columns: auto 1fr; gap: 28px; align-items: center;
  background: linear-gradient(120deg, rgba(var(--color-primary-rgb), 0.82), rgba(var(--color-primary-alt-rgb), 0.82));
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-md); padding: 36px; color: #fff;
}
.director-avatar {
  width: 108px; height: 108px; border-radius: 50%; background: #fff;
  padding: 3px; object-fit: contain; border: 4px solid rgba(255,255,255,0.3);
}
.director-card h4 { color: #fff; font-size: 1.25rem; margin-bottom: 4px; }
.director-card .role { color: #fff; font-weight: 800; font-size: 1.25rem; margin-bottom: 4px; }
.director-card .role-en { color: var(--color-gold-light); font-weight: 600; font-size: 1.05rem; margin-top: 4px; margin-bottom: 10px; }
.director-card p { color: rgba(255,255,255,0.8); font-size: 0.92rem; }
.director-contact { display: flex; flex-wrap: wrap; gap: 20px; margin-top: 12px; }
.director-contact a {
  display: flex; align-items: center; gap: 7px;
  color: rgba(255,255,255,0.92); font-size: 0.9rem; font-weight: 600;
}
.director-contact svg { width: 18px; height: 18px; flex: none; color: var(--color-gold-light); }

/* ===== Partners ===== */
.partners-strip { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; }
.partner-badge {
  padding: 24px 20px; border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  font-weight: 700; color: var(--color-primary); background: #fff; font-size: 0.9rem;
  text-align: center; flex: 1 1 220px; max-width: 260px;
  display: flex; flex-direction: column; align-items: center; gap: 14px;
}
.partner-badge img { width: 68px; height: 68px; object-fit: contain; flex: none; }

/* ===== Activities ===== */
.activity-card {
  border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--color-border);
  background: #fff; box-shadow: var(--shadow-card); transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.activity-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card-hover); }
.activity-thumb {
  aspect-ratio: 16/10; background: linear-gradient(135deg, var(--color-accent-light), var(--color-primary));
  display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.85); font-weight: 700;
}
.activity-body { padding: 22px; }
.activity-tag { font-size: 0.75rem; font-weight: 700; color: var(--color-accent); text-transform: uppercase; letter-spacing: 0.04em; }
.activity-body h4 { font-size: 1.05rem; margin: 8px 0 10px; }
.activity-body p { color: var(--color-text-muted); font-size: 0.88rem; }

/* ===== CTA banner ===== */
.cta-banner {
  background: linear-gradient(120deg, rgba(var(--color-primary-rgb), 0.82), rgba(var(--color-primary-alt-rgb), 0.82));
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-md); padding: 56px; text-align: center; color: #fff;
}
.cta-banner h2 { color: #fff; margin-bottom: 12px; }
.cta-banner p { color: rgba(255,255,255,0.8); margin-bottom: 28px; }
.cta-banner .hero-actions { justify-content: center; }

/* ===== Contact ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.contact-info-list { display: flex; flex-direction: column; gap: 22px; margin-top: 24px; }
.contact-info-item { display: flex; gap: 16px; align-items: flex-start; }
.contact-info-item h4 { font-size: 1rem; margin-bottom: 4px; }
.contact-info-item p { color: var(--color-text-muted); font-size: 0.92rem; }
.contact-form {
  background: var(--color-bg-alt); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: 32px;
}
.contact-form .form-field label { color: var(--color-text); }
.contact-form .form-field input,
.contact-form .form-field select,
.contact-form textarea {
  width: 100%; padding: 12px 14px; border-radius: var(--radius-sm); border: 1px solid var(--color-border); background: #fff;
}
.contact-form textarea { min-height: 110px; resize: vertical; }
.contact-form .form-success { color: var(--color-primary); }
.contact-form .field-error { color: #d92d2d; }
.contact-form input.is-invalid { border-color: #d92d2d; background: #fff5f5; }

/* ===== Simple internal page (member area, admin, etc.) ===== */
.simple-page {
  min-height: calc(100vh - var(--header-h));
  background: var(--color-bg-alt);
  padding: 20px 16px 80px;
}
.simple-page .page-head { max-width: 900px; margin: 0 auto 20px; }
.simple-page .page-head h1 { font-size: 24px; margin: 0 0 6px; color: var(--color-primary); }
.simple-page .page-head p { color: var(--color-text-muted); font-size: 14px; margin: 0; }

/* ===== Tabs (reusable) ===== */
.tabs-nav {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.tabs-nav .tab-btn {
  padding: 12px 18px;
  border: none;
  background: none;
  font-family: inherit;
  font-size: 14.5px;
  font-weight: 700;
  color: var(--color-text-muted);
  cursor: pointer;
  border-bottom: 2.5px solid transparent;
  margin-bottom: -1px;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.tabs-nav .tab-btn:hover { color: var(--color-primary); }
.tabs-nav .tab-btn.is-active { color: var(--color-primary); border-bottom-color: var(--color-accent-light); }
.tab-panel { display: none; }
.tab-panel.is-active { display: block; }

/* ===== Simple content card / table / info grid (reusable) ===== */
.content-card {
  max-width: 900px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: 28px;
}
.content-card + .content-card { margin-top: 20px; }
.content-card h2 { font-size: 17px; color: var(--color-primary); margin: 0 0 18px; }
.content-card .card-header {
  display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 18px;
  cursor: pointer;
}
.content-card .card-header h2 { margin: 0; }
.content-card.is-collapsed .card-header { margin-bottom: 0; }
.content-card .collapse-toggle {
  flex: none; width: 28px; height: 28px; border: none; background: transparent; padding: 0;
  display: flex; align-items: center; justify-content: center; cursor: pointer;
  color: var(--color-accent-light); transition: transform 0.25s ease;
}
.content-card .collapse-toggle svg { width: 17px; height: 17px; }
.content-card.is-collapsed .collapse-toggle { transform: rotate(-90deg); }
.content-card .card-body { overflow: hidden; transition: max-height 0.3s ease; }
.content-card p { margin: 0 0 14px; font-size: 14.5px; line-height: 1.7; color: var(--color-text); }
.content-card p:last-child { margin-bottom: 0; }
.content-card p a { color: var(--color-accent-light); font-weight: 600; }
.content-card p a:hover { text-decoration: underline; }
.content-card .note-text { font-size: 13px; color: var(--color-text-muted); margin-top: 14px; }
.content-card .note-text a { color: var(--color-accent-light); font-weight: 700; }
.content-card .note-text a:hover { text-decoration: underline; }
.content-card .bullet-list { display: flex; flex-direction: column; gap: 10px; margin: 0; padding: 0; }
.content-card .bullet-list li { position: relative; padding-left: 22px; font-size: 14.5px; line-height: 1.6; color: var(--color-text); }
.content-card .bullet-list li::before {
  content: ""; position: absolute; left: 0; top: 8px; width: 7px; height: 7px;
  border-radius: 50%; background: var(--color-accent-light);
}
.content-card h3 { font-size: 15px; font-weight: 700; color: var(--color-primary); margin: 22px 0 12px; }
.content-card h3:first-child { margin-top: 0; }

.content-card .note-box {
  background: rgba(235, 184, 107, 0.12);
  border: 1px solid var(--color-gold-light);
  border-left: 4px solid var(--color-gold);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  margin: 18px 0;
}
.content-card .note-box p { margin: 0; font-size: 14px; line-height: 1.6; color: #8b1e1e; }
.content-card .note-box .bullet-list { margin-top: 10px; }
.content-card .note-box .bullet-list li { color: #8b1e1e; }
.content-card .note-box .bullet-list li::before { background: #8b1e1e; }

.content-card .numbered-list {
  list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 16px;
  counter-reset: step;
}
.content-card .numbered-list > li {
  position: relative; padding-left: 34px; font-size: 14.5px; line-height: 1.7;
  color: var(--color-text); counter-increment: step;
}
.content-card .numbered-list > li::before {
  content: counter(step); position: absolute; left: 0; top: 0; width: 24px; height: 24px;
  border-radius: 50%; background: var(--color-primary); color: #fff; font-size: 12px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.content-card .numbered-list .bullet-list,
.content-card .numbered-list .lettered-list { margin-top: 10px; }

.content-card .lettered-list {
  list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px;
  counter-reset: letter;
}
.content-card .lettered-list > li {
  position: relative; padding-left: 22px; font-size: 14.5px; line-height: 1.6;
  color: var(--color-text); counter-increment: letter;
}
.content-card .lettered-list > li::before {
  content: counter(letter, lower-alpha) "."; position: absolute; left: 0; top: 0;
  font-weight: 700; color: var(--color-accent-light);
}
.content-card .lettered-list .bullet-list { margin-top: 8px; }

.content-card .version-table td:first-child { color: var(--color-accent-light); font-weight: 600; }

.info-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 24px;
  margin: 0;
}
.info-grid dt { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.03em; color: var(--color-text-muted); margin-bottom: 4px; }
.info-grid dd { margin: 0; font-size: 15px; color: var(--color-text); font-weight: 600; }

.simple-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.simple-table th, .simple-table td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--color-border); }
.simple-table th {
  color: var(--color-primary); font-weight: 700; font-size: 12px;
  text-transform: uppercase; letter-spacing: 0.03em; background: var(--color-bg-alt);
}
.device-current-badge {
  display: inline-block; margin-left: 8px; padding: 2px 8px; border-radius: 999px;
  font-size: 11px; font-weight: 700; background: rgba(88, 144, 229, 0.15); color: var(--color-primary);
}

@media (max-width: 640px) {
  .info-grid { grid-template-columns: 1fr; }
}

/* ===== Footer ===== */
.site-footer { background: #071633; color: rgba(255,255,255,0.75); padding: 64px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1.3fr; gap: 40px; padding-bottom: 40px; }
.footer-col h4 { color: var(--color-gold); font-size: 1rem; margin-bottom: 18px; }
.footer-col p, .footer-col li { font-size: 0.88rem; margin-bottom: 10px; }
.footer-col a:hover { color: var(--color-gold-light); }
.footer-logo { display: flex; align-items: center; gap: 10px; font-weight: 800; color: var(--color-gold); margin-bottom: 16px; }
.footer-info-list { display: flex; flex-direction: column; gap: 12px; }
.footer-info-list li { display: flex; align-items: flex-start; gap: 9px; margin-bottom: 0; }
.footer-info-list svg { width: 17px; height: 17px; flex: none; margin-top: 2px; color: var(--color-gold); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1); padding: 20px 0; text-align: center; font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero-grid, .why-grid, .contact-grid, .aptis-grid { grid-template-columns: 1fr; }
  .why-visual { max-width: 420px; margin: 0 auto; }
  .aptis-visual { order: -1; max-width: 220px; margin: 0 auto; }
  .card-grid, .philosophy-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .nav { position: fixed; inset: var(--header-h) 0 0 0; background: #fff; padding: 24px; transform: translateX(100%); transition: transform 0.3s ease; overflow-y: auto; }
  .nav.is-open { transform: translateX(0); }
  .nav > ul { flex-direction: column; align-items: stretch; gap: 20px; }
  .nav > ul > li { flex-direction: column; align-items: stretch; }
  .nav-item-row { justify-content: space-between; cursor: pointer; }
  .nav-item-row > .nav-link > .caret { display: none; }
  .dropdown-toggle {
    display: flex; align-items: center; justify-content: center;
    width: 32px; height: 32px; flex: none; color: var(--color-primary);
    pointer-events: none;
  }
  .dropdown {
    position: static; opacity: 1; visibility: visible; transform: none;
    box-shadow: none; border: none; padding: 0; margin-top: 0; width: 100%;
    max-height: 0; overflow: hidden; transition: max-height 0.3s ease;
  }
  .nav li.has-dropdown.is-open > .dropdown { max-height: 400px; margin-top: 12px; }
  .dropdown a { padding: 10px 0 10px 16px; }
  .header-actions .btn-primary, .header-actions .btn-login { display: none; }
  .hamburger { display: flex; }
  .director-card { grid-template-columns: 1fr; text-align: center; }
  .director-avatar { margin: 0 auto; }

  .nav > ul > li.nav-login-item {
    display: block;
    border-top: 1px solid var(--color-border);
    padding-top: 20px;
  }
  .nav-login-item .login-widget { position: static; }
  .nav-login-item .btn-login {
    width: 100%;
    justify-content: flex-start;
    background: none;
    border: none;
    padding: 0;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    font-size: 0.82rem;
    font-weight: 600;
  }
  .nav-login-item .btn-login:hover { background: none; transform: none; }
  .nav-login-item .login-dropdown {
    position: static; opacity: 1; visibility: visible; pointer-events: auto; transform: none;
    box-shadow: none; border: none; padding: 0; width: 100%;
    max-height: 0; overflow: hidden; transition: max-height 0.3s ease;
  }
  .nav-login-item .login-widget.is-open .login-dropdown { max-height: 200px; margin-top: 14px; }
}

@media (min-width: 861px) {
  .nav > ul > li.nav-login-item { display: none; }
}

@media (max-width: 640px) {
  .section { padding: 64px 0; }
  .card-grid, .philosophy-grid, .footer-grid, .vb2-info-grid { grid-template-columns: 1fr; }
  .cta-banner { padding: 36px 22px; }
  .hero-form-card { padding: 26px; max-width: 100%; margin-left: 0; }
  .hero-actions, .header-actions { flex-wrap: wrap; }
  .eyebrow-plain { white-space: normal; }
  .gi-orbit-badge { width: 92px; height: 92px; top: 10px; right: 10px; }
  .gi-orbit-logo { width: 60px; height: 60px; }
}